# AD 67-08-01: Hub

- Type: Airworthiness directive
- Status: Current
- Products: Pacific Propeller A6441FN-606 with STC SA4-1100
- Effective: March 8, 1967
- Superseded by: Nothing supersedes this AD
- Product type: Propeller
- Amendment: 39-369
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/776F62589D9247588625696D004EFC26.0001
- DRS record last changed: May 30, 2024
- Page: https://openairdocs.org/ad/67-08-01

## The airworthiness directive

67-08-01 AERO PRODUCTS: Amdt. 39-369 Part 39 Federal Register March 10, 1967. Applies to Models A6441FN-606 and A6441FN-606A Propellers Installed on General Dynamics Models 340 and 440 Airplanes Modified in Accordance with STC SA4-1100 or Lockheed Models 188A and 188C Airplanes.

Before further flight of any airplane equipped with a propeller identified by the following list of propeller serial numbers and hub serial numbers, unless already accomplished, remove the propeller and replace with a propeller that does not bear a number on the following list or inspect and return to service in accordance with procedures established by Allison and approved by the Chief, Engineering and Manufacturing Branch, FAA Central Region. Further flight beyond the point where the aircraft is grounded pursuant to this airworthiness directive may be conducted only in accordance with FAR 21.197.

PROPELLER NUMBER HUB NUMBER P807 H21260 P607 H21048 P791 H21126 P1001 H22073 P1002 H22074 P975 H22047 P978 H22050 P981 H22053 P982 H22054 P983 H22055 P989 H22061 P995 H22067 P996 H22068 P997 H22069 P998 H22070 P1003 H22075 P1006 H22078 P985 H22057 P986 H22058 P1004 H22076 P1019 H22091 P994 H22067 P990 H22062 P991 H22063 P971 H22043 P974 H22046 P992 H22064 P993 H22065 P999 H22071 P1000 H22072 P541 H21176 P625 H21234 P909 H21163 P984 H22056 P987 H22059 P976 H22048 P977 H22049

This directive effective upon publication in the Federal Register for all persons except those to whom it was made effective by telegram dated March 8, 1967.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS P-898](https://openairdocs.org/tcds/P-898): Pacific Propeller Inc.; names 1 of 1 models: A6441FN-606

## Registered aircraft it may apply to (OpenAirDocs)

No registered aircraft matched the models it names.

## Related documents

- [STC SA4-1100](https://openairdocs.org/stc/SA4-1100): Installation of Allison model 501-D13D, 501-D13H, or 501-D22G engines and related changes.. Kelowna Flightcraft Ltd, Named in the applicability

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